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mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

synephrine
<chemical> Sympathetic alpha-adrenergic agonist with actions like phenylephrine. It is used as a vasoconstrictor in circulatory failure, asthma, nasal congestion, and glaucoma. ... Pharmacological action: adrenergic alpha-agonists, nasal decongestants, sympathomimetic, vasoconstrictor agents. ... Chemical name: Benzenemethanol, 4-hydroxy-alpha- …

syneresis
1. The contraction of a gel, e.g., a blood clot, by which part of the dispersion medium is squeezed out. ... 2. Degeneration of the vitreous humor with loss of gel consistency to become partially or completely fluid. ... Origin: G. Synairesis, a taking or drawing together ... (05 Mar 2000) ...

synergic
Synonym for synergistic ... <pharmacology, physiology> Acting together, enhancing the effect of another force or agent. ... (19 Jan 1998) ...

synergic control
Impulses transmitted from the cerebellum regulating the muscular activity of the synergic units of the body. ... (05 Mar 2000) ...

synergist
1. One who holds the doctrine of synergism. ... 2. <medicine> A remedy which has an action similar to that of another remedy, and hence increases the efficiency of that remedy when combined with it. 3. (Biochemistry) A chemical compound which exhibits a synergistic effect on some biochemical or physiological action, in combination with another …

synergistic
<pharmacology, physiology> Acting together, enhancing the effect of another force or agent. ... (19 Jan 1998) ...

synergistic muscles
Muscle's having a similar and mutually helpful function or action. ... (05 Mar 2000) ...

synergy
<pharmacology, physiology> The interaction of two or more treatments such that their combined effect is greater than the sum of the individual effects observed when each treatment is administered alone. ... (19 Jan 1998) ...

synesthesia
A condition in which a stimulus, in addition to exciting the usual and normally located sensation, gives rise to a subjective sensation of different character or localization; e.g., colour hearing, colour taste. ... Origin: syn-+ G. Aisthesis, sensation ... (05 Mar 2000) ...

synesthesia algica
Synonym for synesthesialgia ... Painful synesthesia. ... Synonym: synesthesia algica. ... (05 Mar 2000) ...

synesthesialgia
Painful synesthesia. ... Synonym: synesthesia algica. ... (05 Mar 2000) ...

synexin
<protein> Annexin VII. ... (18 Nov 1997) ...

Syngamidae
A family of nematodes (order Strongyloidea) parasitic in the respiratory system of birds and mammals. ... Origin: see Syngamus ... (05 Mar 2000) ...

Syngamus
A genus of moderate-sized, bloodsucking, strongyle nematodes (family Syngamidae) that live in the bronchi and tracheae of birds, and are especially important parasites of gallinaceous birds. They are called gapeworms because the host often gapes with open mouth due to the presence of the worms in the throat, or forked worms because the male is perm …

syngamy
Conjugation of the gametes in fertilization. ... Origin: syn-+ G. Gamos, marriage ... (05 Mar 2000) ...

syngas
A syntheses gas produced through gasification of biomass. Syngas is similar to natural gas and can be cleaned and conditioned to form a feedstock for production of methanol. ... (05 Dec 1998) ...

syngeneic
Relating to genetically identical individuals. ... Synonym: isogeneic, isogenic, isologous, isoplastic, syngenic. ... Origin: G. Syngenes, congenital ... (05 Mar 2000) ...

syngeneic bone marrow transplant
<haematology, oncology, procedure> Transplant in which an identical twin is the bone marrow donor. ... (19 Jan 1998) ...

syngeneic graft
Synonym for syngraft ... A tissue or organ transplanted between genetically identical individuals. ... Synonym: isogeneic graft, isograft, isologous graft, isoplastic graft, syngeneic graft. ... (05 Mar 2000) ...

syngeneic transplant
<procedure> A transplant of an organ or tissue that is donated by the patients identical twin. ... (19 Jan 1998) ...

syngenesioplasty
Plastic surgery involving syngenesiotransplantation. ... Origin: syn-+ G. Genesis, origin, + plastos, formed ... (05 Mar 2000) ...

syngenesiotransplantation
Transplantation in which the donor and recipient of a graft are closely related, e.g., parent and child or siblings. ... Origin: syn-+ G. Genesis, origin, + transplantation ... (05 Mar 2000) ...

syngenesious
<plant biology> Of the stamens of one flower, fused together by the anthers. ... Compare: synandrium. ... (19 Jan 1998) ...

syngenetic
Relating to syngenesis. ... (05 Mar 2000) ...

syngenic
Synonym for syngeneic ... Relating to genetically identical individuals. ... Synonym: isogeneic, isogenic, isologous, isoplastic, syngenic. ... Origin: G. Syngenes, congenital ... (05 Mar 2000) ...

syngnathia
Congenital adhesion of the maxilla and mandible by fibrous bands. ... Origin: syn-+ G. Gnathos, jaw ... (05 Mar 2000) ...

syngraft
A tissue or organ transplanted between genetically identical individuals. ... Synonym: isogeneic graft, isograft, isologous graft, isoplastic graft, syngeneic graft. ... (05 Mar 2000) ...

synidrosis
A condition in which excessive sweating is part of the clinical manifestation. ... Origin: syn-+ G. Hidrosis, sweating ... (05 Mar 2000) ...

synisesis
1. Closure or obliteration of the pupil. ... 2. The massing of chromatin at one side of the nucleus that occurs usually at the beginning of synapsis. ... Origin: G. Collapse ... (05 Mar 2000) ...

synkaryon
<genetics, molecular biology> A somatic hybrid cell in which chromosomes from two different parental cells are enveloped in a single nucleus. ... (19 Jan 1998) ...

synkinesis
Involuntary movement accompanying a voluntary one, as the movement of a closed eye following that of the uncovered one, or the movement occurring in a paralysed muscle accompanying motion in another part. ... Synonym: syncinesis. ... Origin: syn-+ G. Kinesis, movement ... (05 Mar 2000) ...

synkinetic
Relating to or marked by synkinesis. ... (05 Mar 2000) ...

synnematin B
cephalosporin N ...

synod
1. An ecclesiastic council or meeting to consult on church matters. ... Synods are of four kinds: 1. General, or ecumenical, which are compopsed of bishops from different nations; commonly called general council. 2. National, composed of bishops of one nation only. 3. Provincial, in which the bishops of only one province meet; called also convocatio …

synodical
1. Of or pertaining to a synod; transacted in, or authorised by, a synod; as, synodical proceedings or forms. 'A synodical epistle.' ... 2. <astronomy> Pertaining to conjunction, especially to the period between two successive conjunctions; extending from one conjunction, as of the moon or a planet with the sun, to the next; as, a synodical mo …

synomone
Synonym for allomone ... <biochemistry> Compound produced by one organism that affects, detrimentally, the behaviour of a member of another species. ... If the benefit is to the recipient the substance is referred to as a kairomone, if both organisms benefit then it is a synomone. ... (18 Nov 1997) ...

synonychia
Fusion of two or more nails of the digits, as in syndactyly. ... Origin: sin-+ G. Onyx (onych-), nail ... (05 Mar 2000) ...

synonym
One of two or more words (commonly words of the same language) which are equivalents of each other; one of two or more words which have very nearly the same signification, and therefore may often be used interchangeably. ... See synonymous. ... 'All languages tend to clear themselves of synonyms as intellectual culture advances, the superfluous words …

synonymous
Having the character of a synonym; expressing the same thing; conveying the same, or approximately the same, idea. Synon'ymously, 'These words consist of two propositions, which are not distinct in sense, but one and the same thing variously expressed; for wisdom and understanding are synonymous words here.' (Tillotson) ... Synonymous, Identical. If …

synonymy
1. <zoology> The relationships between different names applied to the same taxon. ... 2. A chronological list of taxonomic names which have been applied to a single taxon, including authors and dates. When this includes bibliographic references for the name = Full Bibliographical Synonymy. ... (09 Jan 1998) ...

synophrys
Hypertrophy and fusion of the eyebrows. ... Origin: syn-+ G. Ophrys, eyebrow ... (05 Mar 2000) ...

synophthalmia
Synonym: cyclopia. ... Origin: syn-+ G. Ophthalmos, eye ... (05 Mar 2000) ...

synophthalmus
Synonym for cyclopia ... A congenital defect in which the two orbits merge to form a single cavity containing one eye, its origin evidenced by fusion of the right and left optic primordia, and in which the nose is absent; usually combined with cyclencephaly. ... Synonym: cyclopea, synophthalmia, synophthalmus. ... Origin: G. Kyklops, fr. Kyklos, circl …

synopsis
Origin: L, from Gr.; with, together + a sight, view, from the root seen in E. Optic. ... A general view, or a collection of heads or parts so arranged as to exhibit a general view of the whole; an abstract or summary of a discourse; a syllabus; a conspectus. 'That the reader may see in one view the exactness of the method, as well as force of the ar …

synoptophore
A modified form of Wheatstone stereoscope used in orthoptic training. ... Origin: syn-+ G. Ops, eye, + phoros, bearing ... (05 Mar 2000) ...

synorchidism
Synorchism ... Congenital fusion of the testes in the abdomen or scrotum. ... Origin: syn-+ G. Orchis, testis ... (05 Mar 2000) ...

synoscheos
Partial or complete adhesion of the penis and scrotum, a malformation in hermaphroditism. ... Origin: syn-+ G. Osche, scrotum ... (05 Mar 2000) ...

synostotic
Relating to synostosis. ... (05 Mar 2000) ...

synotia
Fusion or abnormal approximation of the lobes of the ears in otocephaly. ... Origin: syn-+ G. Ous, ear ... (05 Mar 2000) ...

synovectomy
<procedure> Excision of a portion or all of the synovial membrane of a joint. ... Synonym: villusectomy. ... Origin: synovia + G. Ektome, excision ... (05 Mar 2000) ...

synovial
<anatomy> Of pertaining to or secreting synovia. ... Origin: L. Synovialis ... (18 Nov 1997) ...

synovial bursa
<anatomy> A sac containing synovial fluid which occurs at sites of friction, as between a tendon and a bone over which it plays, or subcutaneously over a bony prominence. The NA lists the following types: subcutaneous synovial bursa, bursa synovialis subcutanea; submuscular synovial bursa, bursa synovialis submuscularis; subfascial synovial b …

synovial cell
Fibrotoplast-like cells that form 1-6 epithelioid layers in the synovial membrane of joints; believed to contribute proteoglycans and hyaluronate to the synovial fluid. ... (05 Mar 2000) ...

synovial chondromatosis
Chondromatosis or osteocartilaginous nodules occurring in the synovial membrane of a joint. ... Synonym: synovial osteochondromatosis. ... (05 Mar 2000) ...

synovial crypt
A diverticulum of the synovial membrane of a joint. ... (05 Mar 2000) ...

synovial cyst
A nodular, tumourlike lesion in or about a tendon sheath or joint capsule, especially of the hands, wrists, or feet. It is not a true cyst as it lacks an epithelial wall, and it does not communicate with the underlying synovial space. The lesion represents a focal accumulation of mucin in the dermis of the dorsal aspect of the distal phalanges or, …

synovial cyst, popliteal
A swelling in the space behind the knee (the popliteal space). The swelling is composed of a membrane-lined sac filled with synovial fluid that has escaped from the joint. Commonly called baker's cyst. ... (12 Dec 1998) ...

synovial fluid
<anatomy> Joint fluid, a viscous fluid which lubricates the joint. ... (27 Sep 1997) ...

synovial fold
A projection from the synovial membrane of a joint extending toward or between the two articular surfaces. ... Synonym: plica synovialis. ... (05 Mar 2000) ...

synovial frena
Synonym for vincula of tendons ... Fibrous bands that extend from the flexor tendons of the fingers and toes to the capsules of the interphalangeal joints and to the phalanges; they convey small vessels to the tendons. ... Synonym: vincula tendinum, synovial frena, synovial frenula. ... (05 Mar 2000) ...

synovial frenula
Synonym for vincula of tendons ... Fibrous bands that extend from the flexor tendons of the fingers and toes to the capsules of the interphalangeal joints and to the phalanges; they convey small vessels to the tendons. ... Synonym: vincula tendinum, synovial frena, synovial frenula. ... (05 Mar 2000) ...

synovial fringe
Synonym for synovial villi ... Small vascular processes given off from a synovial membrane. ... Synonym: villi synoviales, synovial fringe, synovial tufts. ... (05 Mar 2000) ...

synovial glands
Synonym for Havers' glands ... <anatomy> Collections of adipose tissue in the hip, knee, and other joints, covered by synovial membrane, thought by Havers to be gland's secreting the synovia. ... Synonym: synovial glands. ... (05 Mar 2000) ...

synovial hernia
Protrusion of a fold of the stratum synoviale through a rent in the stratum fibrosum of a joint capsule. ... (05 Mar 2000) ...

synovial joint
A joint in which the opposing bony surfaces are covered with a layer of hyaline cartilage or fibrocartilage, there is a joint cavity containing synovial fluid, lined with synovial membrane and reinforced by a fibrous capsule and ligaments, and there is some degree of free movement possible. ... Synonym: articulatio synovialis, diarthrodial joint, di …

synovial ligament
<anatomy> One of the large synovial folds in a joint. ... (05 Mar 2000) ...

synovial lining
The lining of the joint. ... (12 Dec 1998) ...

synovial membrane
The inner of the two layers of the articular capsule of a synovial joint, composed of loose connective tissue and having a free smooth surface that lines the joint cavity. It secretes the synovial fluid. ... (12 Dec 1998) ...

synovial mesenchyme
Vascular mesenchyme surrounding the interzonal mesenchyme; it develops into the synovial membrane of a joint. ... (05 Mar 2000) ...

synovial osteochondromatosis
<radiology> Multiple ossified synovial fragments within joint space (joint mice), synovial villus thickening, cartilagenous metaplasia, bone formation two types:, familial miriad very small densities presents early in life, non-familial several small and large densities presents later ... (12 Dec 1998) ...

synovial sarcoma
<radiology> Soft-tissue mass, usually about 1 cm from joint, amorphous calcifications (33%), most common at knee, bone erosion (wide zone of transition), juxta-articular osteoporosis Cf: pigmented villonodular synovitis (PVS) ... (12 Dec 1998) ...

synovial sheath
See: synovial tendon sheath, vagina synovialis trochleae, synovial sheaths of digits of hand, synovial sheaths of digits of foot. ... (05 Mar 2000) ...

synovial sheaths of digits of foot
Similar in structure to the corresponding sheaths of the hand. ... Synonym: vaginae synoviales digitorum pedis. ... (05 Mar 2000) ...

synovial sheaths of digits of hand
The synovial sheaths that enclose the flexor tendons of the fingers and line the inside of the fibrous tendon sheaths. ... Synonym: vaginae synoviales digitorum manus. ... (05 Mar 2000) ...

synovial tendon sheath
A sheath of synovial membrane enveloping certain of the tendons; it contains a small amount of synovial fluid. ... Synonym: vagina synovialis tendinis, mucous sheath of tendon, theca tendinis, vagina mucosa tendinis, vaginal synovial membrane. ... (05 Mar 2000) ...

synovial trochlear bursa
Synonym for tendon sheath of superior oblique muscle ... <anatomy> The synovial sheath enclosing the tendon of the superior oblique muscle as it passes through the trochlea. ... Synonym: vagina tendinis musculi obliqui superioris, synovial trochlear bursa, trochlear synovial bursa, vagina synovialis trochleae. ... (05 Mar 2000) ...

synovial tufts
Synonym for synovial villi ... Small vascular processes given off from a synovial membrane. ... Synonym: villi synoviales, synovial fringe, synovial tufts. ... (05 Mar 2000) ...

synovial villi
Small vascular processes given off from a synovial membrane. ... Synonym: villi synoviales, synovial fringe, synovial tufts. ... (05 Mar 2000) ...

synovioma
<tumour> A tumour of synovial origin involving joint or tendon sheath. ... Origin: synovium + G. -oma, tumour ... (05 Mar 2000) ...

synoviparous
Producing synovia. ... Origin: synovia + L. Pario, to produce ... (05 Mar 2000) ...

synovitis
<orthopaedics, rheumatology> Inflammation of a synovial membrane. It is usually painful, particularly on motion and is characterised by a fluctuating swelling due to effusion within a synovial sac. ... Synovitis is qualified as fibrinous, gonorrhoeal, hyperplastic, lipomatous, metritic, puerperal, rheumatic, scarlatinal, syphilitic, tuberculou …

synovitis sicca
Synonym for dry synovitis ... Synovitis with little serous or purulent effusion. ... Synonym: synovitis sicca. ... (05 Mar 2000) ...

synovitis, pigmented villonodular
Outgrowths of synovial membrane composed of villi and fibrous nodules characterised histologically by haemosiderin- and lipid-containing macrophages and multinucleated giant cells. It usually occurs in the knee. ... (12 Dec 1998) ...

synovium
Synonym for synovial membrane ... The inner of the two layers of the articular capsule of a synovial joint, composed of loose connective tissue and having a free smooth surface that lines the joint cavity. It secretes the synovial fluid. ... (12 Dec 1998) ...

synpolydactyly
Associated syndactyly and polydactyly. ... (05 Mar 2000) ...

syntactical aphasia
Aphasia in which the words are fairly well pronounced but are spoken in short phrases or poorly constructed sentences without articles, prepositions, or conjunctions. ... (05 Mar 2000) ...

syntactics
A branch of semiotics concerned with the formal relations between signs, in abstraction from their meaning and their interpreters. ... Origin: syn-+ G. Taxis, order ... (05 Mar 2000) ...

syntality
The consistent and predictable behaviour of a social group. ... Origin: prob. Telescoped from syn-+ mentality ... (05 Mar 2000) ...

syntax
1. Connected system or order; union of things; a number of things jointed together; organism. 'They owe no other dependence to the first than what is common to the whole syntax of beings.' (Glanvill) ... 2. That part of grammar which treats of the construction of sentences; the due arrangement of words in sentences in their necessary relations, acco …

syntaxin
<protein> Integral membrane protein of pre synaptic membrane. Has a long cytoplasmic domain involved in the targeting of vesicles. ... (18 Nov 1997) ...

syntectic
Pertaining to or marked by syntexis. ... (05 Mar 2000) ...

syntenic
Pertaining to synteny. ... (05 Mar 2000) ...

syntenic gene
<molecular biology> Genes that are believed to belocated on the same chromosome because they are lost along with a marker gene that is known to be located on that chromosome. ... (19 Jan 1998) ...

synteny
The relationship between two genetic loci (not genes) represented on the same chromosomal pair or (for haploid chromosomes) on the same chromosome; an anatomic rather than a segregational relationship. ... Origin: syn-+ G. Tainia, ribbon ... (05 Mar 2000) ...

syntepalous
<botany> Flowers in which the tepals are fused. ... (19 Jan 1998) ...

syntepalum
<plant biology> A unilaterally split tube formed by the coherence of three sepals and two anterior petals in flowers of some species. ... (19 Jan 1998) ...

syntexis
Emaciation or wasting. ... Origin: G. Syn-texis, a melting together ... (05 Mar 2000) ...

synthase
Trivial name used in Enzyme Commission Report for a lyase reaction going in the reverse direction (NTP-independent). For individual synthase's, see the specific names. ... See: synthetase. ... (05 Mar 2000) ...

synthermal
Having the same temperature. ... Origin: syn-+ G. Therme, heat ... (05 Mar 2000) ...

synthesis
1. <biochemistry, chemistry> The artificial building up of a chemical compound, by the union of its elements or from other suitable starting materials. ... 2. <psychiatry> The integration of the various elements of the personality, the opposite of analysis. ... Origin: Gr. = a putting together, composition ... (19 Jan 1998) ...